Monthly downloads
1.1M
Weekly downloads
302.0K
GitHub stars
1.3K
Downloads in the 30 and 7 days to October 10, 2026. Refreshed weekly.
Package Information
Latest Version
Requires Python
Not specified
Licence
Apache Software License
Last Release
6 years ago
Author
Ross Girshick
First Release
August 21, 2018
Total Releases
9
Python Versions
2.7
3
No reported malware or high/critical advisories · Details
The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.
Package Insights
Package Risks
- Moderate bus factor: only 8 contributor(s) for this download volume
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
20
Popularity
63
Adoption
90
Community
25
Provenance
0
How the maintenance status was determined
Last commit
2258 days ago
Monthly downloads
1,141,183
Active
Activity within 30 days
Stable
Activity within 31-180 days
Minimal
Activity within 181-365 days, or no activity data
•
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
1,141,183
Stars
1,339
Stars per 1k downloads
1.17
Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
•
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
43,140
Month daily avg
38,039
Momentum
+13.4%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100More insights and metrics
Python version support tiers
requires_python
Not specified
Cutting Edge
Minimum supported version is 3.14 or newer
Modern
Minimum supported version is 3.11 to 3.13
Legacy
Supports 3.10 or older (or Python 2)
•
Unknown
No requires_python specified or unparseable
Package does not declare a minimum Python version.
License categories
License
Apache Software License
•
Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
2258 days ago
Total releases
9
Releases/year
1.1
Rapid
Last release within 365 days and > 12 releases/year
Regular
Last release within 365 days
Slow
Last release 366-730 days ago
•
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
8
Monthly downloads
1,141,183
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
•
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
41
Issue Burden
17.2
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
8.9%
contrib / forks
Stale Release
No
PR Velocity
Active
Not all downloads include detailed metadata. Breakdowns reflect the subset that does.
Downloads by OS
Linux
27.7K
Windows
5.1K
macOS
662
Python Versions
3.12
31.0%
9.5K
3.13
26.3%
8.1K
3.10
25.9%
7.9K
3.11
11.6%
3.6K
3.8
5.2%
1.6K
Top Countries
1.
US
20.4K
US
2.
SG
2.9K
SG
3.
JP
1.1K
JP
4.
AU
893
AU
5.
FR
791
FR
6.
CN
705
CN
7.
KR
691
KR
8.
DE
622
DE
9.
NL
544
NL
10.
ES
446
ES
Weekly Downloads
GitHub Stars
Dependencies
0
No dependencies
Used By
109
- nnunetv2 183.4K/mo
- vismatch 37.6K/mo
- iopaint 14.3K/mo
- deep-image-matching 2.6K/mo
- biapy 2.5K/mo
- labgym 2.0K/mo
- paddlespeech 1.9K/mo
- nnunetv2-neuropoly 1.7K/mo
- pyppbox-torchreid 1.4K/mo
- phobos 1.4K/mo
Repository details
GitHub Topics
Data and sources
Tracking Since
September 26, 2026
Data Updated
October 11, 2026
Data Freshness
Fresh